Home / 65,248,138.64-90,048,169.32-35,884,645.04

Finding the Fourth Proportional to 65,248,138.64, 90,048,169.32 and 35,884,645.04

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Solution

The fourth proportional to 65,248,138.64, 90,048,169.32 and 35,884,645.04 is: 49,523,965.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,248,138.64 : 90,048,169.32 = 35,884,645.04 : x
  2. Step 2: Convert to fraction form
    65,248,138.64/90,048,169.32 = 35,884,645.04/x
  3. Step 3: Cross multiply
    65,248,138.64x = 90,048,169.32 × 35,884,645.04
  4. Step 4: Simplify right side
    65,248,138.64x = 3,231,346,592,550,018
  5. Step 5: Solve for x
    x = 3,231,346,592,550,018/65,248,138.64
  6. Step 6: Final answer
    x = 49,523,965.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.